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   <div id="projectname">CMSIS-RTOS
   &#160;<span id="projectnumber">Version 1.00</span>
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   <div id="projectbrief">CMSIS-RTOS API: Generic RTOS interface for Cortex-M processor-based devices.</div>
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<a href="#enum-members">Enumerations</a>  </div>
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<div class="title">Status and Error Codes</div>  </div>
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<p>Status and Error Codes returned by CMSIS-RTOS API functions.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="enum-members"></a>
Enumerations</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99e">osStatus</a> { <br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea9e1c9e2550bb4de8969a935acffc968f">osOK</a> =  0, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea5df7e9643aa8a2f5f3a6f6ec59758518">osEventSignal</a> =  0x08, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ead604f3673359dd4ac643b16dc5a2c342">osEventMessage</a> =  0x10, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea15b12e42b42b53f35fb8a2724ad02926">osEventMail</a> =  0x20, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea78f477732375c0e1fca814e369618177">osEventTimeout</a> =  0x40, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99eac24adca6a5d072c9f01c32178ba0d109">osErrorParameter</a> =  0x80, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea8fc5801e8b0482bdf22ad63a77f0155d">osErrorResource</a> =  0x81, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea314d24a49003f09459035db0dd7c9467">osErrorTimeoutResource</a> =  0xC1, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea21635bdc492d3094fe83027fa4a30e2f">osErrorISR</a> =  0x82, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99eaf6552310a817452aedfcd453f2805d65">osErrorISRRecursive</a> =  0x83, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99eab7dda0ef504817659334cbfd650ae56f">osErrorPriority</a> =  0x84, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99eaf1fac0240218e51eb30a13da2f8aae81">osErrorNoMemory</a> =  0x85, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea4672c8a0c0f6bb1d7981da4602e8e9ee">osErrorValue</a> =  0x86, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99ea5fde24ff588ec5ab9cb8314bade26fbc">osErrorOS</a> =  0xFF, 
<br/>
&#160;&#160;<a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99eac7a77f5fe18a15a357790c36a4aca1b1">os_status_reserved</a> =  0x7FFFFFFF
<br/>
 }</td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Description</h2>
<p>The Status and Error Codes section lists all the return values that the CMSIS-RTOS functions will return. </p>
<hr/><h2>Enumeration Type Documentation</h2>
<a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99e"></a><!-- doxytag: member="cmsis_os.txt::osStatus" ref="gae2e091fefc4c767117727bd5aba4d99e" args="" -->
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          <td class="memname">enum <a class="el" href="group___c_m_s_i_s___r_t_o_s___status.html#gae2e091fefc4c767117727bd5aba4d99e">osStatus</a></td>
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<dl class="note"><dt><b>Note:</b></dt><dd>MUST REMAIN UNCHANGED: <b>osStatus</b> shall be consistent in every CMSIS-RTOS.</dd></dl>
<p>The <a class="el" href="cmsis__os_8h.html#ae2e091fefc4c767117727bd5aba4d99e">osStatus</a> enumeration defines the event status and error codes that are returned by the CMSIS-RTOS functions. </p>
<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea9e1c9e2550bb4de8969a935acffc968f"></a><!-- doxytag: member="osOK" ref="gae2e091fefc4c767117727bd5aba4d99ea9e1c9e2550bb4de8969a935acffc968f" args="" -->osOK</em>&nbsp;</td><td>
<p>function completed; no event occurred. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea5df7e9643aa8a2f5f3a6f6ec59758518"></a><!-- doxytag: member="osEventSignal" ref="gae2e091fefc4c767117727bd5aba4d99ea5df7e9643aa8a2f5f3a6f6ec59758518" args="" -->osEventSignal</em>&nbsp;</td><td>
<p>function completed; signal event occurred. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ead604f3673359dd4ac643b16dc5a2c342"></a><!-- doxytag: member="osEventMessage" ref="gae2e091fefc4c767117727bd5aba4d99ead604f3673359dd4ac643b16dc5a2c342" args="" -->osEventMessage</em>&nbsp;</td><td>
<p>function completed; message event occurred. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea15b12e42b42b53f35fb8a2724ad02926"></a><!-- doxytag: member="osEventMail" ref="gae2e091fefc4c767117727bd5aba4d99ea15b12e42b42b53f35fb8a2724ad02926" args="" -->osEventMail</em>&nbsp;</td><td>
<p>function completed; mail event occurred. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea78f477732375c0e1fca814e369618177"></a><!-- doxytag: member="osEventTimeout" ref="gae2e091fefc4c767117727bd5aba4d99ea78f477732375c0e1fca814e369618177" args="" -->osEventTimeout</em>&nbsp;</td><td>
<p>function completed; timeout occurred. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eac24adca6a5d072c9f01c32178ba0d109"></a><!-- doxytag: member="osErrorParameter" ref="gae2e091fefc4c767117727bd5aba4d99eac24adca6a5d072c9f01c32178ba0d109" args="" -->osErrorParameter</em>&nbsp;</td><td>
<p>parameter error: a mandatory parameter was missing or specified an incorrect object. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea8fc5801e8b0482bdf22ad63a77f0155d"></a><!-- doxytag: member="osErrorResource" ref="gae2e091fefc4c767117727bd5aba4d99ea8fc5801e8b0482bdf22ad63a77f0155d" args="" -->osErrorResource</em>&nbsp;</td><td>
<p>resource not available: a specified resource was not available. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea314d24a49003f09459035db0dd7c9467"></a><!-- doxytag: member="osErrorTimeoutResource" ref="gae2e091fefc4c767117727bd5aba4d99ea314d24a49003f09459035db0dd7c9467" args="" -->osErrorTimeoutResource</em>&nbsp;</td><td>
<p>resource not available within given time: a specified resource was not available within the timeout period. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea21635bdc492d3094fe83027fa4a30e2f"></a><!-- doxytag: member="osErrorISR" ref="gae2e091fefc4c767117727bd5aba4d99ea21635bdc492d3094fe83027fa4a30e2f" args="" -->osErrorISR</em>&nbsp;</td><td>
<p>not allowed in ISR context: the function cannot be called from interrupt service routines. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eaf6552310a817452aedfcd453f2805d65"></a><!-- doxytag: member="osErrorISRRecursive" ref="gae2e091fefc4c767117727bd5aba4d99eaf6552310a817452aedfcd453f2805d65" args="" -->osErrorISRRecursive</em>&nbsp;</td><td>
<p>function called multiple times from ISR with same object. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eab7dda0ef504817659334cbfd650ae56f"></a><!-- doxytag: member="osErrorPriority" ref="gae2e091fefc4c767117727bd5aba4d99eab7dda0ef504817659334cbfd650ae56f" args="" -->osErrorPriority</em>&nbsp;</td><td>
<p>system cannot determine priority or thread has illegal priority. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eaf1fac0240218e51eb30a13da2f8aae81"></a><!-- doxytag: member="osErrorNoMemory" ref="gae2e091fefc4c767117727bd5aba4d99eaf1fac0240218e51eb30a13da2f8aae81" args="" -->osErrorNoMemory</em>&nbsp;</td><td>
<p>system is out of memory: it was impossible to allocate or reserve memory for the operation. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea4672c8a0c0f6bb1d7981da4602e8e9ee"></a><!-- doxytag: member="osErrorValue" ref="gae2e091fefc4c767117727bd5aba4d99ea4672c8a0c0f6bb1d7981da4602e8e9ee" args="" -->osErrorValue</em>&nbsp;</td><td>
<p>value of a parameter is out of range. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99ea5fde24ff588ec5ab9cb8314bade26fbc"></a><!-- doxytag: member="osErrorOS" ref="gae2e091fefc4c767117727bd5aba4d99ea5fde24ff588ec5ab9cb8314bade26fbc" args="" -->osErrorOS</em>&nbsp;</td><td>
<p>unspecified RTOS error: run-time error but no other error message fits. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="gae2e091fefc4c767117727bd5aba4d99eac7a77f5fe18a15a357790c36a4aca1b1"></a><!-- doxytag: member="os_status_reserved" ref="gae2e091fefc4c767117727bd5aba4d99eac7a77f5fe18a15a357790c36a4aca1b1" args="" -->os_status_reserved</em>&nbsp;</td><td>
<p>prevent from enum down-size compiler optimization. </p>
</td></tr>
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